CN220000084U

CN220000084U - Header transmission mechanism

Info

Publication number: CN220000084U
Application number: CN202320981143.XU
Authority: CN
Inventors: 李衡; 李侠; 杨香林; 李元伟
Original assignee: Hebei Yinghu Agricultural Machinery Manufacturing Co Ltd
Current assignee: Hebei Yinghu Agricultural Machinery Manufacturing Co Ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-11-14
Anticipated expiration: 2033-04-26

Abstract

The utility model discloses a header transmission mechanism, which relates to the technical field of header mechanical equipment and comprises a power input mechanism, a power output mechanism and a linkage mechanism, wherein the linkage mechanism is arranged between the power input mechanism and the power output mechanism, an input rod is arranged on the power input mechanism, an output rod is arranged on the power output mechanism, the linkage mechanism comprises a first butt joint shaft, a second butt joint shaft and a transfer shaft, the first butt joint shaft is in transmission connection with the input rod, the second butt joint shaft is in transmission connection with the output rod, the first butt joint shaft and the second butt joint shaft are respectively in transmission connection with two sides of the transfer shaft, and the diameter of the transfer shaft is 30-70 mm.

Description

Header transmission mechanism

Technical Field

The utility model relates to the technical field of cutting table mechanical equipment, in particular to a cutting table transmission mechanism.

Background

In some harvesting processes of crops, such as corn or rice ear harvesting equipment, a harvesting platform is arranged at the front end of the harvesting machine, a plurality of groups of straw pulling chains are arranged on the harvesting platform to send fruit parts of the crops into the equipment, and a corn harvester and a harvesting machine for harvesting the crops are provided in the prior art, wherein a single straw pulling chain group is required to be driven by a single gearbox, a plurality of straw pulling chain groups are required to be simultaneously arranged in the whole equipment to carry out harvesting operation, but when one adjacent gearbox is damaged, the straw pulling chain groups on the adjacent gearbox are stopped, and at the moment, the straw pulling chain groups adjacent to the damaged gearbox are blocked by the straw pulling chain groups, so that the straw pulling chain groups are worn mutually, the load pressure of the gearbox is increased, and the gearbox which is in normal operation is damaged, so that a synchronous transmission mechanism is required to be provided to ensure the normal operation of the equipment.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide a header transmission mechanism which comprises a power input mechanism, a power output mechanism and a linkage mechanism, wherein the linkage mechanism is arranged between the power input mechanism and the power output mechanism, an input rod is arranged on the power input mechanism, and an output rod is arranged on the power output mechanism;

the linkage mechanism comprises a first butt joint shaft, a second butt joint shaft and a middle rotating shaft, wherein the first butt joint shaft is in transmission connection with an input rod, the second butt joint shaft is in transmission connection with an output rod, the first butt joint shaft and the second butt joint shaft are in transmission connection with two sides of the middle rotating shaft respectively, and the diameter of the middle rotating shaft is 30-70 mm.

Further, the diameter of the middle rotating shaft is 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm or 70mm.

Further, two ends of the middle rotating shaft are respectively provided with a universal connecting shaft, and the first butt joint shaft and the second butt joint shaft are respectively connected to the universal connecting shafts on two sides of the middle rotating shaft in a transmission mode.

Further, the power input mechanism comprises a lower mounting seat and an upper output part, the upper output part is arranged at the side end of the lower mounting seat and extends outwards, a power rod is rotatably arranged at the side end of the lower mounting seat, the input rod is rotatably arranged at the upper output part, and the power rod is connected to the input rod in a transmission manner.

Further, the transmission ratio of the power rod to the input rod is 1-2.

Further, the transmission ratio of the power lever to the input lever is 1, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9 or 2.

Further, the power output mechanism is provided with at least two output shafts, and the output rod is connected to the two output shafts in a synchronous transmission mode.

Further, the transmission ratio of the output rod to the output shaft is 1-2.

Further, the transmission ratio of the output rod to the output shaft is 1, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9 or 2.

Compared with the prior art, the utility model has the advantages that:

according to the scheme, the power input mechanism receives input power, the power is transmitted through the linkage mechanism, the power is evenly divided into driving equipment with two sides in common through the power output mechanism to synchronously operate, when one-side equipment operates abnormally, the two sides synchronously stop, so that the maintenance cost of the equipment is reduced, and meanwhile, the operation stability of the equipment is improved.

Drawings

FIG. 1 is a schematic diagram of a header drive mechanism;

FIG. 2 is a second schematic diagram of a header drive mechanism;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1.

Reference numerals: the power input mechanism 1, the input rod 11, the lower mounting seat 12, the upper output part 13, the power rod 14, the power output mechanism 2, the output rod 21, the output shaft 22, the linkage mechanism 3, the first butt joint shaft 31, the second butt joint shaft 32 and the middle rotating shaft 33.

Detailed Description

Referring to fig. 1-3, a header transmission mechanism comprises a power input mechanism 1, a power output mechanism 2 and a linkage mechanism 3, wherein the power input mechanism 1 is connected to a power source, such as a motor, a cylinder or an engine, and the like, the power output mechanism 2 is connected with equipment which is required to be synchronously driven, the linkage mechanism 3 is arranged between the power input mechanism 1 and the power output mechanism 2, the input power is transmitted to the linkage mechanism 3 after being subjected to speed reduction adjustment through the power input mechanism 1, the input power is stably transmitted to the power output mechanism 2 through the linkage mechanism 3, and the power is uniformly dispersed into two or more strands and transmitted through the power output mechanism 2, so that two or more driving equipment are driven to synchronously operate.

The linkage mechanism 3 comprises a first butt joint shaft 31, a second butt joint shaft 32 and a middle rotating shaft 33, wherein the first butt joint shaft 31 is connected to the input rod 11 in a transmission mode, the second butt joint shaft 32 is connected to the output rod 21 in a transmission mode, the first butt joint shaft 31 and the second butt joint shaft 32 are respectively connected to two sides of the middle rotating shaft 33 in a transmission mode, two universal connecting shafts 34 are respectively arranged at two ends of the middle rotating shaft 33, the first butt joint shaft 31 and the second butt joint shaft 32 are respectively connected to the universal connecting shafts 34 at two sides of the middle rotating shaft 33 in a transmission mode, the universal connecting shafts 34 are arranged in a cross-shaped mode, the rotating shafts are connected to two opposite sides of the universal connecting shafts 34, the first butt joint shaft 31 or the second butt joint shaft 32 is connected to the other two opposite sides of the universal connecting shafts 34, and therefore the universal connecting shafts 34 can deflect at a certain angle in the rotation process, power transmission and reception are achieved, the first butt joint shaft 31 and the second butt joint shaft 32 can not be located on the same axis through the arranged universal connecting shafts 34, further debugging of equipment is convenient, the equipment is improved, and stable power transmission performance of the equipment is guaranteed.

In this scheme, need through well pivot 33 with the power transmission of power input mechanism 1 to among the power take off mechanism 2, consequently the diameter of well pivot 33 is too big can lead to the resistance increase in the transmission process, and the diameter of well pivot 33 is too little can lead to the too big moment of torsion of transmission to make well pivot 33 produce deformation more easily, consequently calculate through many times test, the diameter of well pivot 33 is 30mm ~ 70mm, the diameter of well pivot 33 is 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm or 70mm.

The power input mechanism 1 comprises a lower mounting seat 12 and an upper output part 13, wherein the upper output part 13 is arranged at the side end of the lower mounting seat 12 and extends outwards, the lower mounting seat 12 and the upper output part 13 form a 7-shaped structure, the side end of the lower mounting seat 12 is rotatably provided with a power rod 14, the input rod 11 is rotatably arranged at the upper output part 13, the 7-shaped structure can be better connected with a power source and transmits power to the middle part of the equipment, the power rod 14 is in transmission connection with the input rod 11, the power source is connected to the power rod 14, the power is transmitted to the input rod 11 through the power rod 14,

the power lever 14 transmits power to the input lever 11, and several transmission structures such as gears, chains, belts, etc. need to be provided in the power input mechanism 1, so that the transmission ratio of the power lever 14 to the input lever 11 needs to be controlled, the transmission ratio of the power lever 14 to the input lever 11 is 1 to 2, and the transmission ratio of the power lever 14 to the input lever 11 is 1, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, or 2.

The power output mechanism 2 is provided with at least two output shafts 22, the output rod 21 is connected to the two output shafts 22 in a synchronous transmission mode, power can be transmitted to the plurality of output shafts 22 through the output rod 21, and the plurality of power equipment is synchronously driven to operate by the output shafts 22, so that stable output of the equipment is ensured.

The output shaft 21 is connected to two output shafts 22 in a synchronous transmission, and a transmission structure such as gears, chains, belts, etc. needs to be provided in the power output mechanism 2, so that the transmission ratio of the output shaft 21 and the output shafts 22 needs to be controlled, the transmission ratio of the output shaft 21 and the output shafts 22 being 1 to 2, and the transmission ratio of the output shaft 21 and the output shafts 22 being 1, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, or 2.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present utility model, a description of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The cutting table transmission mechanism is characterized by comprising a power input mechanism (1), a power output mechanism (2) and a linkage mechanism (3), wherein the linkage mechanism (3) is arranged between the power input mechanism (1) and the power output mechanism (2), an input rod (11) is arranged on the power input mechanism (1), and an output rod (21) is arranged on the power output mechanism (2);

the linkage mechanism (3) comprises a first butt joint shaft (31), a second butt joint shaft (32) and a transfer shaft (33), wherein the first butt joint shaft (31) is connected to the input rod (11) in a transmission mode, the second butt joint shaft (32) is connected to the output rod (21) in a transmission mode, the first butt joint shaft (31) and the second butt joint shaft (32) are respectively connected to two sides of the transfer shaft (33) in a transmission mode, and the diameter of the transfer shaft (33) is 30-70 mm.

2. A header transmission as claimed in claim 1, characterized in that the diameter of the transit shaft (33) is 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm or 70mm.

3. A header transmission mechanism according to claim 1, wherein two ends of the intermediate shaft (33) are respectively provided with a universal connection shaft (34), and the first docking shaft (31) and the second docking shaft (32) are respectively connected to the universal connection shafts (34) on two sides of the intermediate shaft (33) in a transmission manner.

4. A header transmission according to claim 1, characterized in that the power input mechanism (1) comprises a lower mounting seat (12) and an upper output part (13), the upper output part (13) is arranged at the side end of the lower mounting seat (12) and extends outwards, the side end of the lower mounting seat (12) is rotatably provided with a power rod (14), the input rod (11) is rotatably arranged at the upper output part (13), and the power rod (14) is in transmission connection with the input rod (11).

5. A header transmission as claimed in claim 4, characterized in that the transmission ratio of the power lever (14) to the input lever (11) is 1-2.

6. A header transmission as claimed in claim 5, characterized in that the transmission ratio of the power lever (14) to the input lever (11) is 1, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9 or 2.

7. A header transmission as claimed in claim 1, characterized in that said power take-off (2) is provided with at least two output shafts (22), said output rod (21) being drivingly connected to both output shafts (22).

8. A header transmission according to claim 7, characterized in that the transmission ratio of the output rod (21) to the output shaft (22) is 1-2.

9. A header transmission as claimed in claim 8, characterized in that the transmission ratio of the output rod (21) to the output shaft (22) is 1, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9 or 2.